package com.ruoyi.system.mapper;

import org.apache.ibatis.annotations.Mapper;

import java.util.List;
import java.util.Map;

/**
 * 课程记录Mapper接口
 * 
 * @author ruoyi
 * @date 2025-06-06
 */
@Mapper
public interface ZtfStudyRecordMapper
{

    /**
     * 观看时长统计
     * @param map
     * @return
     */
    Integer countByMap(Map map);
}
